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船舶用无缝钢管 |
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船舶用无缝钢管 |
发布者:宝涛物资 阅读:1882 |
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船舶用无缝钢管
船规:
DNV、GL、ABS、LR、BV、CCS、KR、NK
钢级 Grade
标准
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钢级
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外径
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壁厚
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船级社
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GB/T5312
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320、360、410、460、490
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21.3-711mm
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2-60mm
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DNV、GL、LR、BV、CCS
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异形钢管
标准:
EN10210 — 非合金及细晶粒结构钢热成型结构管(空心材)
GB/T3094-2000—冷拔异型钢管
钢级:
标准
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钢级
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方形管
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矩形管
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备注
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边长
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壁厚
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长边
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短边
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壁厚
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EN10210-1
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S235、S275、S355、S420、S460
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40-400mm
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2.6-20mm
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50-500mm
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30-300mm
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2.6-20mm
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GB/T3094-2000
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10、20、Q195、Q235B、Q345B、Q345C、
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20-280mm
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2-20mm
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20-400mm
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10-200mm
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2-20mm
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Society
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Standard or usage
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Steel grade
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chemical composition, %
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C
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Si
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Mn
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P
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S
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Cr
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Ni
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Cu
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Al
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Mo
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V
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P+S
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GLR
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Non alloly
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GL-R 410
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≤
0.21
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≤
0.35
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≤
1.40
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≤
0.025
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≤
0.020
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-
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-
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-
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≥0.020
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-
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-
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-
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GB 18248
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37Mn
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0.34
~0.40
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0.10
~0.30
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1.35
~1.65
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≤
0.030
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≤
0.030
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≤
0.30
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≤
0.30
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≤
0.20
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-
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-
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-
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≤
0.055
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EN 10297
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34CrMo4
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0.30
~0.37
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≤
0.40
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0.60
~0.90
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≤
0.035
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≤
0.035
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0.9
~1.20
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-
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-
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-
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0.15
~0.30
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-
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-
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DNV
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for pressure ASTM A53/A53M
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A53B
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≤
0.30
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-
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≤
1.20
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≤
0.050
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≤
0.045
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≤
0.40
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≤
0.40
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≤
0.40
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-
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≤
0.15
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≤
0.08
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-
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ABS
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for pressure
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Grade 3
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≤
0.30
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-
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≤
1.20
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≤
0.050
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≤
0.045
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≤
0.40
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≤
0.40
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≤
0.40
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-
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≤
0.15
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≤
0.08
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-
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BV
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for pressure
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410HB
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≤
0.21
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≤
0.35
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0.40
~1.20
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≤
0.040
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≤
0.040
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-
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-
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-
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-
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-
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-
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-
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LR
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for pressure
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410
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≤
0.21
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≤
0.35
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0.40
~1.20
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≤
0.045
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≤
0.045
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≤
0.25
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≤
0.30
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≤
0.30
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-
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≤
0.10
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-
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-
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KR
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for pressure
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RST138
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≤
0.25
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≤
0.35
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0.30
~0.90
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≤
0.040
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≤
0.040
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-
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-
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-
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-
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-
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-
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-
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RST142
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≤
0.30
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0.30
~1.00
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≤
0.040
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≤
0.040
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-
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-
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-
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-
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-
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-
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-
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RST238
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≤
0.25
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0.10
~0.35
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0.30
~1.10
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≤
0.035
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≤
0.035
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-
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-
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-
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-
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-
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-
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-
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RST242
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≤
0.30
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0.30
~1.40
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-
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-
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-
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-
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-
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-
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-
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RST249
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≤
0.33
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0.30
~1.50
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-
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-
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-
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-
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-
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-
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-
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RST338
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≤
0.25
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0.30
~0.90
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-
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-
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-
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-
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-
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-
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-
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RST342
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≤
0.30
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0.30
~1.00
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-
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-
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-
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-
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-
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-
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-
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NK
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for pressure
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grade 1 No3/ KSTPG 42
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≤
0.30
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≤
0.35
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0.30
~1.00
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≤
0.040
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≤
0.040
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-
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-
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-
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-
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-
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-
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-
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CCS
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for pressure
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360
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≤
0.17
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≤
0.35
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0.40
~0.80
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≤
0.040
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≤
0.040
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≤
0.25
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≤
0.30
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≤
0.30
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≤
0.10
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410
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≤
0.21
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≤
0.35
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0.40
~1.20
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≤
0.040
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≤
0.040
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≤
0.25
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≤
0.30
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≤
0.30
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≤
0.10
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460
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≤
0.22
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≤
0.35
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0.80
~1.40
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≤
0.040
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≤
0.040
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≤
0.25
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≤
0.30
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≤
0.30
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≤
0.10
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490
|
≤
0.23
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≤
0.35
|
0.80
~1.50
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≤
0.040
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≤
0.040
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≤
0.25
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≤
0.30
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≤
0.30
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≤
0.10
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